TC-6 Create Sales Tax Provider

[sbandaru-cpal]

Create a Sales Tax Provider for Tax Calculator. Need to feed all the sales tax information as static information into Tax Calculator and this provider will give all the states with its sales tax.

Acceptance Criteria: For a given amount return taxed total amount based on current selected state :ex $1000 in CA (state tax - 7.25) will return 1072.50

[sbandaru-cpal]

Estimation : 4/6

[rrayapureddi-cpal]

PR is created on 04/15

[rrayapureddi-cpal]

Code is merged